The red carpet has been laid, the awards polished and the champagne is on ice.

And while the final touches for this year's Screen Actors Guild Awards are being perfected at The Shrine Auditorium in Los Angeles, at home the celebrity guests are also tending to last minute beauty fixes.

Big Bang Theory's Mayim Bialik became the first star to reveal her preparations on Sunday, posting a photo of herself with a make up brush in one hand and a cup of coffee in the other.

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Final countdown: Big Bang Theoey's Mayim Bialik starts her beauty routine for the SAG Awards with a coffee pick-me-up